| 1 | ||
| Researcher: | Khan, Mohiddin, Sattar | |
| Guide: | Kumar, P. P. S. Paul | |
| University: | Acharya Nagarjuna University, Guntur | |
| Language: | English | |
| 2 | ||
| Researcher: | Jacob, Mathews | |
| Guide: | James, Jose | |
| University: | Mahatma Gandhi University, Kottayam | |
| Language: | English | |
| Shodhganga | ||